NBA rookies, and now teammates, Andrew Wiggins and Zach LaVine may have already stepped forward as favorites to win next year’s All-Star Slam Dunk Contest (fingers crossed they’ll participate), but at the high school level, one player has emerged as the best dunker around.

Coach Rocky is back with I Love Basketball TV's "How We Grind" Episode 2, where viewers get a first-hand view of Rocky scrimmaging with top Division I recruits — like Indiana's Stanford Robinson, and North Carolina State's Leenard Freeman — before putting them through one of his taxing workouts.